CA2526843C - System and method for transmitting/receiving a signal in a mobile communication system using a multiple input multiple output adaptive antenna array scheme - Google Patents

System and method for transmitting/receiving a signal in a mobile communication system using a multiple input multiple output adaptive antenna array scheme Download PDF

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Publication number
CA2526843C
CA2526843C CA2526843A CA2526843A CA2526843C CA 2526843 C CA2526843 C CA 2526843C CA 2526843 A CA2526843 A CA 2526843A CA 2526843 A CA2526843 A CA 2526843A CA 2526843 C CA2526843 C CA 2526843C
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CA
Canada
Prior art keywords
signal
receiver
value
reception
weight value
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA2526843A
Other languages
English (en)
French (fr)
Other versions
CA2526843A1 (en
Inventor
Chan-Byoung Chae
Chang-Ho Suh
Young-Kwon Cho
Byoung-Yun Kim
Jung-Min Ro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CA2526843A1 publication Critical patent/CA2526843A1/en
Application granted granted Critical
Publication of CA2526843C publication Critical patent/CA2526843C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Transceivers (AREA)
CA2526843A 2003-07-26 2004-07-26 System and method for transmitting/receiving a signal in a mobile communication system using a multiple input multiple output adaptive antenna array scheme Expired - Fee Related CA2526843C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20030051830A KR100981571B1 (ko) 2003-07-26 2003-07-26 다중 입력 다중 출력 적응 안테나 어레이 방식을 사용하는이동 통신 시스템에서 신호 송수신 시스템 및 방법
KR10-2003-0051830 2003-07-26
PCT/KR2004/001875 WO2005011146A1 (en) 2003-07-26 2004-07-26 System and method for transmitting/receiving a signal in a mobile communication system using a multiple input multiple output adaptive antenna array scheme

Publications (2)

Publication Number Publication Date
CA2526843A1 CA2526843A1 (en) 2005-02-03
CA2526843C true CA2526843C (en) 2011-01-25

Family

ID=36712802

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2526843A Expired - Fee Related CA2526843C (en) 2003-07-26 2004-07-26 System and method for transmitting/receiving a signal in a mobile communication system using a multiple input multiple output adaptive antenna array scheme

Country Status (9)

Country Link
US (1) US7532660B2 (ru)
EP (1) EP1503520B1 (ru)
JP (1) JP4545747B2 (ru)
KR (1) KR100981571B1 (ru)
CN (1) CN1830158B (ru)
AU (1) AU2004301548B2 (ru)
CA (1) CA2526843C (ru)
RU (1) RU2313904C2 (ru)
WO (1) WO2005011146A1 (ru)

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KR101244354B1 (ko) 2011-07-21 2013-03-18 고려대학교 산학협력단 다중 안테나 시스템에서의 빔-포밍 장치 및 방법
JP2015076700A (ja) * 2013-10-08 2015-04-20 株式会社Ｎｔｔドコモ 無線装置、無線制御装置及び通信制御方法
US9781685B2 (en) 2013-11-21 2017-10-03 At&T Intellectual Property I, L.P. Self-adaptive coverage of wireless networks
CA2951437C (en) * 2014-07-07 2022-03-15 Honeywell International Inc. Thermal interface material with ion scavenger
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KR101670452B1 (ko) 2015-01-21 2016-10-28 한국과학기술원 다중 안테나 통신 시스템에서 부하 임피던스 조절방법
US10312177B2 (en) 2015-11-17 2019-06-04 Honeywell International Inc. Thermal interface materials including a coloring agent
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Also Published As

Publication number Publication date
CN1830158A (zh) 2006-09-06
WO2005011146A1 (en) 2005-02-03
RU2006102146A (ru) 2006-06-10
EP1503520A3 (en) 2011-11-30
EP1503520B1 (en) 2016-04-06
AU2004301548A1 (en) 2005-02-03
JP4545747B2 (ja) 2010-09-15
KR100981571B1 (ko) 2010-09-10
RU2313904C2 (ru) 2007-12-27
CN1830158B (zh) 2010-11-03
CA2526843A1 (en) 2005-02-03
JP2007528634A (ja) 2007-10-11
US20050018755A1 (en) 2005-01-27
US7532660B2 (en) 2009-05-12
KR20050013009A (ko) 2005-02-02
AU2004301548B2 (en) 2007-10-25
EP1503520A2 (en) 2005-02-02

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Effective date: 20200831